ASHUTOSH RANJAN

September 2023 – Present | Team Size: 10 developers Current Innovation: Architecting agentic AI solution to automate test case generation and documentation with 100% code coverage using LLM integration and intelligent code analysis Impact: Led modernization of financial services platform serving 5.5M+ military members; architected microservices reducing API latency by 35% and improving claims processing efficiency by 40%; designed AI- driven test automation reducing manual QA effort by 60% • Led team of 10 Java/AWS developers in designing and deploying scalable microservices using Java 8/17, Spring Boot, REST APIs, React.js and Hibernate; managed sprint deliverables with 98%+ on-time completion rate • Architected end-to-end backend solutions for insurance claims, policy processing, and billing systems handling 100K+ daily transactions with 99.9% uptime; designed high-level and low-level architecture diagrams for scalability • Designed and implemented agentic AI solution leveraging large language models (LLMs) to automatically generate comprehensive test cases with 100% code coverage; reduced manual testing effort by 60% and accelerated QA cycles • Implemented CI/CD pipelines with Jenkins and GitLab; achieved 100% code coverage through SonarQube and automated JUnit testing, reducing production bugs by 45% • Integrated third-party systems (billing, CRM, document services) using REST APIs and message queues (Kafka/RabbitMQ); ensured data consistency across 5+ downstream systems • Designed system architecture supporting horizontal scalability; optimized database queries reducing response time by 40% and implementing efficient caching strategies • Conducted 50+ code reviews, designed architecture diagrams using PlantUML, and mentored junior developers on system design principles and best practices • Ensured HIPAA/PCI-DSS compliance and implemented security best practices using Spring Security, encryption, and secure API authentication

HCL Technologies

May 2019 – April 2020 | Team Size: 15 developers • Developed comprehensive performance assessment system for 200+ construction contractors; implemented backend logic using Java, Spring, and Hibernate • Gathered requirements from business stakeholders; participated in database design and optimization of SQL scripts, improving query performance by 45% • Developed AngularJS frontend components for dynamic user interactions; managed UAT bug fixes and processed enhancement requests with 100% SLA compliance • Designed and implemented data validation layers ensuring data integrity across distributed systems

DXC Technologies

2016 – 2019 | Bank: Jharkhand Cooperative Bank • Developed and maintained core modules for card lifecycle management (issuance, activation, renewal, blocking) processing 10K+ transactions/month • Investigated and resolved 150+ application defects ensuring smooth card management workflow; achieved 98%+ system stability • Designed and implemented comprehensive unit and integration test suites validating core functionality; maintained 85%+ code coverage • Followed industry best practices and design patterns to deliver clean, scalable code; collaborated with stakeholders to translate business requirements into technical solutions

UST

Oracle Certified Associate Java Programmer (1z0-819)

Oracle

AWS Certified Developer – Associate (DVA-C02)

AWS